Results 141 to 150 of about 25,500,999 (291)

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

TYPE VB AND VI SECRETION SYSTEMS AS COMPETITION AGENTS OF GRAM-NEGATIVE BACTERIA [PDF]

open access: yesPostępy Mikrobiologii, 2018
Dawid Gmiter   +2 more
doaj   +1 more source

Loss of AMBRA1 activates MAPK and angiogenesis signaling pathways in melanoma cells

open access: yesFEBS Open Bio, EarlyView.
Loss of AMBRA1 in melanoma cells activates multiple oncogenic pathways associated with tumor progression. Transcriptomic and protein network analyses revealed that AMBRA1 depletion enhances MAPK/ERK signaling, angiogenesis, TGF‐β/EMT signaling, and Wnt/axon guidance pathways.
Milad Ibrahim   +4 more
wiley   +1 more source

Neisseria subflava Type 6 Secretion System competition with bacterial and fungal species

open access: yesApplied Microbiology and Biotechnology
The aim of this study was to assess whether a Type VI Secretion System (T6SS) present in the commensal, non-pathogenic Neisseria subflava strain KU1003-01 plays a role in competition between these bacteria and other commensal and pathogenic Gram-negative
Alan Calder, Lori A. S. Snyder
doaj   +1 more source

Effects of IGFBP4 deficiency on human preadipocyte proliferation and differentiation through the IGF1R/AKT pathway

open access: yesFEBS Open Bio, EarlyView.
IGFBP4 knockdown (KD) impairs preadipocyte proliferation and is associated with IGF1R protein downregulation and attenuated AKT phosphorylation. The mechanisms by which IGFBP4 KD influences the IGF1R/AKT signaling pathway involve newly synthesized proteins and lysosomal degradation pathways. Created in BioRender.
Yujia Guo   +6 more
wiley   +1 more source

Anti-type VI tactics: bacterial defenses against type VI secretion system attacks

open access: yesTrends in Biochemical Sciences
Survival of bacteria in dense and competitive microbial communities depends on their ability to access nutrients or outcompete neighboring cells. One of the key players in competition is the type VI secretion system (T6SS), a contractile nanomachine that injects a broad variety of effectors into competitors.
Rivard, Nicolas   +4 more
openaire   +3 more sources

Francisella IglG protein and the DUF4280 proteins: PAAR-like proteins in non-canonical Type VI secretion systems?

open access: yes, 2016
Type VI secretion systems (T6SS) are bacterial molecular machines translocating effector proteins into target cells. T6SS are widely present in Gram-negative bacteria where they predominantly act to kill neighboring bacteria.
Thomas Henry, Claire Lays
core   +1 more source

From energy provision to protein synthesis: Tunnelling nanotubes as mediators of intercellular metabolic cooperation in cancer

open access: yesFEBS Open Bio, EarlyView.
The cytoskeleton‐mediated transport of mitochondria via tunnelling nanotubes restores respiration, increases ATP production, rescues cells from apoptosis, activates the AKT/mTOR signalling pathway, promotes cell migration and invasiveness, contributes to cancer progression and treatment resistance.
Stanislava Martínková, Jan Trnka
wiley   +1 more source

Exploring the influence of lactoferrin on wound healing and related signaling pathways: a systematic review

open access: yesFEBS Open Bio, EarlyView.
Lactoferrin promotes wound healing by activating MAPK, PI3K/Akt, and extracellular matrix pathways, enhancing fibroblast remodeling, proliferation, and re‐epithelialization. These mechanisms highlight its therapeutic potential in inflammation control, tissue repair, and remodeling.
Morgana Lüdtke Azevedo   +4 more
wiley   +1 more source

Glucose promotes bacterial fitness while simultaneously repressing a major virulence effector ppTse6

open access: yesAnnals of Microbiology
Background Pseudomonas plecoglossicida (P. plecoglossicida) is an important aquatic pathogen whose virulence is closely associated with the type VI secretion system effector ppTse6.
Yuxin Mao   +6 more
doaj   +1 more source

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